User Nikita Sidorov

15 votes

7 answers

1k views

Two questions from combinatorics on words

asked Nov 30, 2013 at 18:56

13 votes

3 answers

821 views

Dimensions of self-affine sets

asked May 26, 2014 at 14:11

13 votes

2 answers

664 views

On the boundary of the twindragon

asked Jan 24, 2015 at 21:48

10 votes

1 answer

467 views

An upper bound for the length of the continued fraction expansion of $\sqrt d$

asked Apr 16, 2015 at 18:29

8 votes

2 answers

579 views

Non-Hölder continuous devil's staircases

asked Nov 6, 2010 at 1:51

8 votes

0 answers

578 views

Topological entropy and periodic sequences of a subshift

asked Mar 27, 2016 at 12:51

7 votes

2 answers

479 views

Isodiametric hull

asked Sep 17, 2010 at 22:55

7 votes

3 answers

2k views

A free subgroup of GL(2,Z)?

asked Nov 21, 2010 at 20:21

7 votes

4 answers

2k views

Commuting matrices in GL(n,Z)

asked Feb 16, 2011 at 14:02

7 votes

1 answer

515 views

The Minkowski sum of two curves

asked Jan 20, 2015 at 13:38

7 votes

1 answer

968 views

Hausdorff dimension of the graph of an increasing function

asked Jul 8, 2018 at 20:44

6 votes

3 answers

326 views

Large geodesically convex subsets of tori

asked Jan 16, 2012 at 21:00

6 votes

1 answer

405 views

Random Cantor sets on the unit interval

asked Jul 20, 2016 at 12:49

6 votes

1 answer

538 views

The spectral radius of a binary matrix

asked Apr 23, 2017 at 18:01

5 votes

1 answer

272 views

The spectral radius of a binary matrix - polynomial growth?

asked Apr 25, 2017 at 13:43

5 votes

1 answer

102 views

Survivor sets for expanding maps of the interval

asked Apr 20, 2016 at 19:29

4 votes

1 answer

287 views

Irreducible monic polynomials

asked May 20, 2016 at 13:42

4 votes

0 answers

426 views

An identity which involves Euler's totient function

asked Nov 14, 2012 at 21:46

4 votes

2 answers

241 views

Hutchinson's formula for asymptotically homogeneous Cantor sets

asked Jan 13, 2013 at 14:10

4 votes

1 answer

245 views

Positive real root separation

asked Nov 5, 2018 at 21:21

4 votes

0 answers

403 views

Pisot conjugates

asked Jan 9, 2019 at 21:59

4 votes

0 answers

175 views

Explicit symbolic codings

asked Sep 4, 2017 at 23:02

4 votes

1 answer

138 views

Subshifts with a free semigroup

asked Sep 26, 2017 at 23:39

3 votes

0 answers

93 views

Dimension of a graph

asked Dec 29, 2016 at 13:09

3 votes

1 answer

248 views

Positive real root separation (v2)

asked Nov 8, 2018 at 20:02

3 votes

1 answer

102 views

Dimension of sumset vs sum of dimensions

asked Sep 24, 2022 at 18:29

3 votes

0 answers

278 views

The sum of greatest common divisors

asked Aug 15, 2015 at 19:52

3 votes

0 answers

253 views

Hausdorff dimension = entropy/Lyapunov exponent for the baker's map?

asked Apr 27, 2016 at 17:56

3 votes

2 answers

350 views

Subshifts of finite type of guaranteed positive entropy

asked May 11, 2017 at 17:41

2 votes

0 answers

105 views

Separation of linear forms

asked Aug 2, 2016 at 12:50

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33 Questions

Two questions from combinatorics on words

Dimensions of self-affine sets

On the boundary of the twindragon

An upper bound for the length of the continued fraction expansion of $\sqrt d$

Non-Hölder continuous devil's staircases

Topological entropy and periodic sequences of a subshift

Isodiametric hull

A free subgroup of GL(2,Z)?

Commuting matrices in GL(n,Z)

The Minkowski sum of two curves

Hausdorff dimension of the graph of an increasing function

Large geodesically convex subsets of tori

Random Cantor sets on the unit interval

The spectral radius of a binary matrix

The spectral radius of a binary matrix - polynomial growth?

Survivor sets for expanding maps of the interval

Irreducible monic polynomials

An identity which involves Euler's totient function

Hutchinson's formula for asymptotically homogeneous Cantor sets

Positive real root separation

Pisot conjugates

Explicit symbolic codings

Subshifts with a free semigroup

Dimension of a graph

Positive real root separation (v2)

Dimension of sumset vs sum of dimensions

The sum of greatest common divisors

Hausdorff dimension = entropy/Lyapunov exponent for the baker's map?

Subshifts of finite type of guaranteed positive entropy

Separation of linear forms